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4 votes
Solve for 5+x=3(x-7)+6

2 Answers

5 votes
you’d start by distributing 3(x-7)
you’ll get: 5+x= 3x-21+6

then subtract 3x from both sides
you’ll have: 5+4x= -21+6

since we have like terms on our right side, we’ll combine them to get 5+4x= -15

we then subtract 5 from both sides to get:
4x= -20

lastly, we divide 4 from both sides to get x alone. we’ll end up getting: x= -5

answer: x = -5
User NimmoNet
by
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6 votes


\text{Hello! :)}


\large\boxed{x = 10}


5 + x = 3(x - 7) + 6\\\\\text{Distribute the 3 on the right side:}\\\\5 + x = 3(x) + 3(-7) + 6\\\\5 + x = 3x - 21 + 6\\\\\text{Combine like terms on the right side:}\\\\5 + x = 3x - 15\\\\\text{Add 15 to both sides:}\\\\20 + x = 3x\\\\\text{Subtract

User Teodor Sandu
by
8.6k points

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